Company lists · Data refreshed September 2026

Top 25 Tax-optimization investment companies worldwide

RevenueBase identified 1,322 company matches for tax-optimization investment companies worldwide as of September 2026 and tracks 6,904 professional contacts across them, including 2,601 with verified work emails. The United States is the largest market and Paris the largest hub.

This list covers company matches for tax-optimization investment companies worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 22, 2026. Country and city lists for tax-optimization investment companies follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 22, 2026 How this list was built
1,322Companies
6,904Contacts tracked
2,601Verified emails
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The 25 largest tax-optimization investment companies worldwide

Ranked by team size
Top 25 of 1,322 company matches for tax-optimization investment companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchPalo Alto, CA, United StatesHQ recorded Sep 22, 2026201-500399 contacts →

Exact match

“Originating from the English and Latin roots of “apercu,” an act of insight, and “census,” an applied study of wealth and property, Apercen is a tax consulting firm offering high…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 22, 2026201-500309 contacts →

Exact match

“WTax manages and maximizes foreign withholding tax relief and reclaim entitlements for investors and financial institutions.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
3Exact matchSurprise, AZ, United StatesHQ recorded Sep 22, 20261,001-5,000133 contacts →

Exact match

“Universal Wealth is lead by Andre L.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4Exact matchNew York, NY, United StatesHQ recorded Sep 22, 202651-200103 contacts →

Exact match

“Ethic partners with advisors and institutions to deliver personalized, values-aligned, and tax-smart investing.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5Exact matchBoston, MA, United StatesHQ recorded Sep 22, 202651-200102 contacts →

Exact match

“55ip is a financial technology company purpose-built to break down barriers to financial progress.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6Exact matchToulouse, FranceHQ recorded Sep 22, 2026n/a81 contacts →

Exact match

“FISCALIA est une entreprise résolument indépendante spécialisée dans le conseil en optimisation fiscale, les solutions de défiscalisation, l'investissement et le financement…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7Exact matchAtlanta, GA, United StatesHQ recorded Sep 22, 202651-20080 contacts →

Exact match

“Founded in 2005, Monarch Private Capital (formerly State Tax Credit Exchange) is a financial services company providing federal and state tax credit solutions to Fortune 500…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8Exact matchSunrise, FL, United StatesHQ recorded Sep 22, 202651-20070 contacts →

Exact match

“Neil Jesani Tax Advisors, Inc.(NJA) provides a full suite of tax, compliance, accounting, resolution and advisory services, drawing on extensive industry knowledge to serve high…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchNew York, NY, United StatesHQ recorded Sep 22, 202611-5069 contacts →

Exact match

“Zoe is a wealth platform with the mission to help grow and protect clients’ wealth.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchSan Francisco, CA, United StatesHQ recorded Sep 22, 202651-20067 contacts →

Exact match

“Baker Street Advisors is a San Francisco based, SEC Registered Investment Adviser (RIA) with over $19 billion under advisement.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11Exact matchSan Francisco, CA, United StatesHQ recorded Sep 22, 202611-5056 contacts →

Exact match

“Foss & Company is a nationally recognized institutional investment management firm dedicated to providing corporate investors the greatest access to federal and state tax credit…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12Exact matchBoston, MA, United StatesHQ recorded Sep 22, 202611-5050 contacts →

Exact match

“Smartleaf’s software and services make managing personalized, tax-optimized portfolios simple.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13Exact matchParis, FranceHQ recorded Sep 22, 202611-5048 contacts →

Exact match

“En France, s’occuper de son patrimoine, de ses investissements ou de ses impôts peut sembler complexe : manque de temps, de connaissances ou d’interlocuteurs de confiance.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14Exact matchMunich, GermanyHQ recorded Sep 22, 202651-20046 contacts →

Exact match

“Wir sind NeoCore Capital, ein führendes Unternehmen im Bereich Immobilieninvestitionen und Steueroptimierung für Spitzenverdiener in Deutschland.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchCentury City, CA, United StatesHQ recorded Sep 22, 202611-5044 contacts →

Exact match

“Gideon Strategic Partners is a financial services company that puts client success first.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchNew York, NY, United StatesHQ recorded Sep 22, 202651-20043 contacts →

Exact match

“Founded in 2018, Quantinno Capital Management aims to deliver customized, tax-optimized managed account solutions designed to enhance the after-tax wealth for sophisticated…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchNew Albany, OH, United StatesHQ recorded Sep 22, 202611-5038 contacts →

Exact match

“McHenry Advisers Enrolled Actuary | Strategic Tax Planning Partner to Financial Advisors & CPAs | HNW/UHNW Tax Reduction | Custom Cash Balance Plan Design | Advanced Retirement…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchLondrina, BrazilHQ recorded Sep 22, 202611-5038 contacts →

Exact match

“Somos a Gmaster, uma empresa especializada em eficiência tributária.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19Exact matchDubai, United Arab EmiratesHQ recorded Sep 22, 202611-5037 contacts →

Exact match

“Unlock financial freedom with Emifast.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20Exact matchUnited StatesHQ recorded Sep 22, 2026n/a36 contacts →

Exact match

“S’investir : votre patrimoine enfin optimisé Choisissez notre approche unique alliant performance et sécurité de votre patrimoine grâce à notre accompagnement en gestion privée.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchIrvine, CA, United StatesHQ recorded Sep 22, 202651-20036 contacts →

Exact match

“Index Fund Advisors, Inc.(IFA) is a fee-only advisory and wealth management firm that provides risk-appropriate, returns-optimized, globally-diversified and tax-managed investment…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchScottsdale, United StatesHQ recorded Sep 22, 202651-20036 contacts →

Exact match

“At Tax Goddess, our mission is simple: to help you legally save as much money as possible by applying advanced tax strategies.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact matchNewport, United KingdomHQ recorded Sep 22, 202611-5035 contacts →

Exact match

“Wave goodbye to conventional tax advisors.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24Exact matchBoston, MA, United StatesHQ recorded Sep 22, 202611-5031 contacts →

Exact match

“In collaboration with Choate Hall & Stewart, we provide clients with a one-stop solution to their investment management, tax and estate planning needs through in-house expertise…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchPorto Alegre, BrazilHQ recorded Sep 22, 202611-5029 contacts →

Exact match

“Na Garzen, transformamos a complexidade tributária em oportunidades de economia e crescimento.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase

Showing 25 of 1,322 tax-optimization investment companies worldwide

See the full list, filter by size, metro and specialty, and access 2,601 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Tax-optimization investment companies worldwide at a glance

As of Sep 22, 2026
37.7%Verified-email coverage
5.2Average contacts per company
1-10Median size (employees)
2.3%Largest-city concentration · Paris
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
1,010
11-50
253
51-200
43
201-500
7
501-1,000
3
1,001-5,000
1
5,001-10,000
1

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for tax-optimization investment companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “tax-optimization investment companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 2,601 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 22, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Tax-optimization investment companies by location

7 lists · largest first

Every Tax-optimization investment companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “tax-optimization investment companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many tax-optimization investment companies are there worldwide?

RevenueBase identified 1,322 company matches for tax-optimization investment companies worldwide as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Apercen Partners LLC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most tax-optimization investment companies?

The United States leads with 656 companies, followed by France (85) and Brazil (59). Every tax-optimization investment companies list by country and city is linked on this page.

Which city has the most tax-optimization investment companies?

Paris leads with 31 company records, followed by San Diego (18) and New York (17).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 2,601 professional contacts with verified work emails tracked across these 1,322 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 22, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.